1.

A train travels from Nagpur to Chennai with a constant speed of 80 kmph and returns from Chennai to Nagpur with a constant speed of 60 kmph. Find out the average speed of the train.

Answer»

A train travels from Nagpur to Chennai with a constant speed of 80 kmph and returns from Chennai to Nagpur with a constant speed of 60 kmph. Find out the average speed of the train.




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